78-(x-60)=30

Solution for 78-(x-60)=30 equation:

Simplifying
78 + -1(x + -60) = 30

Reorder the terms:
78 + -1(-60 + x) = 30
78 + (-60 * -1 + x * -1) = 30
78 + (60 + -1x) = 30

Combine like terms: 78 + 60 = 138
138 + -1x = 30

Solving
138 + -1x = 30

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-138' to each side of the equation.
138 + -138 + -1x = 30 + -138

Combine like terms: 138 + -138 = 0
0 + -1x = 30 + -138
-1x = 30 + -138

Combine like terms: 30 + -138 = -108
-1x = -108

Divide each side by '-1'.
x = 108

Simplifying
x = 108